Re: [PATCH] new irq tracer

[KOSAKI Motohiro]

>  /**
>   * handle_IRQ_event - irq action chain handler
>   * @irq:	the interrupt number
> @@ -354,7 +358,9 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action)
>  		local_irq_enable_in_hardirq();
>  
>  	do {
> +		trace_irq_entry(irq);
>  		ret = action->handler(irq, action->dev_id);
> +		trace_irq_exit(irq, ret);
>  		if (ret == IRQ_HANDLED)
>  			status |= action->flags;
>  		retval |= ret;

Nobdy want unnecessary redundant tracepoint.
Please discuss with mathieu, and merge his tracepoint.



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